<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>flex布局justify-content属性</title>
    <style rel="text/stylesheet">
        .box {
            display: -webkit-flex;
            display: flex;
            width: 400px;
            height: 100px;
            margin: 0;
            padding: 0;
            border-radius: 5px;
            list-style: none;
            background-color: #eee;
        }

        .box li {
            margin: 5px;
            padding: 10px;
            border-radius: 5px;
            background: #aaa;
            text-align: center;
        }

        #box {
            -webkit-justify-content: flex-start;
            justify-content: flex-start;
        }

        #box2 {
            -webkit-justify-content: flex-end;
            justify-content: flex-end;
        }

        #box3 {
            -webkit-justify-content: center;
            justify-content: center;
        }

        #box4 {
            -webkit-justify-content: space-between;
            justify-content: space-between;
        }

        #box5 {
            -webkit-justify-content: space-around;
            justify-content: space-around;
        }
    </style>
</head>
<body>
    <h2>justify-content: flex-start</h2>
    <ul id="box" class="box">
        <li>a</li>
        <li>b</li>
        <li>c</li>
    </ul>

    <h2>justify-content: flex-end</h2>
    <ul id="box2" class="box">
        <li>a</li>
        <li>b</li>
        <li>c</li>
    </ul>

    <h2>justify-content: center</h2>
    <ul id="box3" class="box">
        <li>a</li>
        <li>b</li>
        <li>c</li>
    </ul>

    <h2>justify-content: space-between</h2>
    <ul id="box4" class="box">
        <li>a</li>
        <li>b</li>
        <li>c</li>
    </ul>

    <h2>justify-content: space-around</h2>
    <ul id="box5" class="box">
        <li>a</li>
        <li>b</li>
        <li>c</li>
    </ul>
</body>
</html>